VMRK

SEC source: 0001127602-22-003554 · form4.xml · nonDerivative · entry 2

Fenster Scott · CIK 0001722913 · EVP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,927

F3 · shares: Represents the sale of shares for the payment of tax liability incurred upon the vesting of restricted shares.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-22-003549 · form4.xml · nonDerivative · entry 2

Carraway Catherine · CIK 0001841519 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,409

F3 · shares: Represents the sale of shares for the payment of tax liability incurred upon the vesting of restricted shares.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-22-003535 · form4.xml · nonDerivative · entry 2

Brackenridge Alexander · CIK 0001633662 · Executive Vice President & CIO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,456

F3 · shares: Represents the sale of shares for the payment of tax liability incurred upon the vesting of restricted shares.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-22-003576 · form4.xml · derivative · entry 2

Parrell Mark J. · CIK 0001414146 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,467

Underlying: Common Shares Of Beneficial Interest · 24,467 shares

Expires 2032-02-03

F3 · security: On February 3, 2022, the reporting person received a grant of Series 2022C restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership), the operating partnership of Equity Residential (the "Company"), as an alternative to cash in connection with all or a portion of their performance bonus. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to certain restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The Restricted Units reflected in this report also include any OP Units into which such Restricted Units automatically convert.

F3 · derivative.exercise_price: On February 3, 2022, the reporting person received a grant of Series 2022C restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership), the operating partnership of Equity Residential (the "Company"), as an alternative to cash in connection with all or a portion of their performance bonus. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to certain restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The Restricted Units reflected in this report also include any OP Units into which such Restricted Units automatically convert.

F4 · derivative.exercise_date: The Restricted Units vested on February 3, 2022, the date of the grant and remain subject to a two year hold requirement.

SEC source: 0001127602-22-003576 · form4.xml · derivative · entry 1

Parrell Mark J. · CIK 0001414146 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,349

Underlying: Common Shares Of Beneficial Interest · 30,349 shares

Expires 2032-02-03

F1 · security: On February 3, 2022, the reporting person received a grant of Series 2022B restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), in lieu of restricted shares of the Company as part of the Company's annual grant of long-term compensation. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The Restricted Units reflected in this report also include any OP Units into which such Restricted Units automatically convert.

F1 · derivative.exercise_price: On February 3, 2022, the reporting person received a grant of Series 2022B restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), in lieu of restricted shares of the Company as part of the Company's annual grant of long-term compensation. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The Restricted Units reflected in this report also include any OP Units into which such Restricted Units automatically convert.

F2 · derivative.exercise_date: The Restricted Units are scheduled to vest on February 3, 2025.

SEC source: 0001127602-22-003570 · form4.xml · derivative · entry 4

Manelis Michael L · CIK 0001691784 · Executive Vice President & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,002

Underlying: Common Shares Of Beneficial Interest · 8,002 shares

Expires 2032-02-03

F5 · security: On February 3, 2022, the reporting person received a grant of Series 2022B restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), in lieu of restricted shares of the Company as part of the Company's annual grant of long-term compensation. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The Restricted Units reflected in this report also include any OP Units into which such Restricted Units automatically convert.

F5 · derivative.exercise_price: On February 3, 2022, the reporting person received a grant of Series 2022B restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), in lieu of restricted shares of the Company as part of the Company's annual grant of long-term compensation. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The Restricted Units reflected in this report also include any OP Units into which such Restricted Units automatically convert.

F6 · derivative.exercise_date: The Restricted Units are scheduled to vest on February 3, 2025.

SEC source: 0001127602-22-003570 · form4.xml · nonDerivative · entry 1

Manelis Michael L · CIK 0001691784 · Executive Vice President & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,759

F1 · shares: Represents restricted shares scheduled to vest on February 3, 2025.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-22-003567 · form4.xml · derivative · entry 4

Kaufman Ian · CIK 0001381170 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,333

Underlying: Common Shares Of Beneficial Interest · 5,333 shares

Expires 2032-02-03

F5 · derivative.exercise_date: Represents share options scheduled to vest in approximately three equal installments on February 3, 2023, February 3, 2024 and February 3, 2025.

SEC source: 0001127602-22-003567 · form4.xml · nonDerivative · entry 1

Kaufman Ian · CIK 0001381170 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,031

F1 · shares: Represents restricted shares scheduled to vest on February 3, 2025.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-22-003564 · form4.xml · derivative · entry 5

Garechana Robert · CIK 0001750568 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,114

Underlying: Common Shares Of Beneficial Interest · 6,114 shares

Expires 2032-02-03

F6 · security: On February 3, 2022, the reporting person received a grant of Series 2022B restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), in lieu of restricted shares of the Company as part of the Company's annual grant of long-term compensation. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The Restricted Units reflected in this report also include any OP Units into which such Restricted Units automatically convert.

F6 · derivative.exercise_price: On February 3, 2022, the reporting person received a grant of Series 2022B restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), in lieu of restricted shares of the Company as part of the Company's annual grant of long-term compensation. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The Restricted Units reflected in this report also include any OP Units into which such Restricted Units automatically convert.

F7 · derivative.exercise_date: The Restricted Units are scheduled to vest on February 3, 2025.

SEC source: 0001127602-22-003564 · form4.xml · nonDerivative · entry 1

Garechana Robert · CIK 0001750568 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,006

F1 · shares: Represents restricted shares scheduled to vest on February 3, 2025.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-22-003554 · form4.xml · nonDerivative · entry 1

Fenster Scott · CIK 0001722913 · EVP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,029

F1 · shares: Represents restricted shares scheduled to vest on February 3, 2025.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-22-003549 · form4.xml · nonDerivative · entry 1

Carraway Catherine · CIK 0001841519 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,569

F1 · shares: Represents restricted shares scheduled to vest on February 3, 2025.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-22-003527 · form4.xml · derivative · entry 2

Altshuler Barry · CIK 0001633670 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,404

Underlying: Common Shares Of Beneficial Interest · 6,404 shares

Expires 2032-02-03

F3 · security: On February 3, 2022, the reporting person received a grant of Series 2022C restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership), the operating partnership of Equity Residential (the "Company"), as an alternative to cash in connection with all or a portion of their performance bonus. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to certain restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The Restricted Units reflected in this report also include any OP Units into which such Restricted Units automatically convert.

F3 · derivative.exercise_price: On February 3, 2022, the reporting person received a grant of Series 2022C restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership), the operating partnership of Equity Residential (the "Company"), as an alternative to cash in connection with all or a portion of their performance bonus. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to certain restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The Restricted Units reflected in this report also include any OP Units into which such Restricted Units automatically convert.

F4 · derivative.exercise_date: The Restricted Units vested on February 3, 2022, the date of the grant and remain subject to a two year hold requirement.

SEC source: 0001127602-22-003527 · form4.xml · derivative · entry 1

Altshuler Barry · CIK 0001633670 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,404

Underlying: Common Shares Of Beneficial Interest · 6,404 shares

Expires 2032-02-03

F1 · security: On February 3, 2022, the reporting person received a grant of Series 2022B restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), in lieu of restricted shares of the Company as part of the Company's annual grant of long-term compensation. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The Restricted Units reflected in this report also include any OP Units into which such Restricted Units automatically convert.

F1 · derivative.exercise_price: On February 3, 2022, the reporting person received a grant of Series 2022B restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), in lieu of restricted shares of the Company as part of the Company's annual grant of long-term compensation. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The Restricted Units reflected in this report also include any OP Units into which such Restricted Units automatically convert.

F2 · derivative.exercise_date: The Restricted Units are scheduled to vest on February 3, 2025.

SEC source: 0001127602-22-003535 · form4.xml · nonDerivative · entry 1

Brackenridge Alexander · CIK 0001633662 · Executive Vice President & CIO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,056

F1 · shares: Represents restricted shares scheduled to vest on February 3, 2025.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-22-003522 · form4.xml · derivative · entry 6

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · NSP LLC

Disclosed balance after: 69,473

Underlying: Common Shares Of Beneficial Interest · 100,000 shares

Expires 2023-02-07

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: Represents options which vested in approximately three equal installments on February 7, 2014, February 7, 2015 and February 7, 2016.

F1 · ownership.nature: Represents shares beneficially owned by a limited liability company, of which the reporting person is the sole member.

SEC source: 0001127602-22-003522 · form4.xml · nonDerivative · entry 2

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · NSP LLC

Disclosed balance after: 0

F2 · price: The price represents the weighted average price of the shares sold. The shares were sold within a range of $92.00 to $92.10. The reporting person will provide, upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares sold at each separate price.

F1 · balance_after: Represents shares beneficially owned by a limited liability company, of which the reporting person is the sole member.

SEC source: 0001127602-22-003522 · form4.xml · nonDerivative · entry 1

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · NSP LLC

Disclosed balance after: 100,000

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Represents shares beneficially owned by a limited liability company, of which the reporting person is the sole member.

SEC source: 0001127602-22-002053 · form4.xml · derivative · entry 3

Manelis Michael L · CIK 0001691784 · Executive Vice President & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,038

Underlying: Common Shares Of Beneficial Interest · 2,038 shares

Expires 2029-01-01

F4 · derivative.exercise_price: Represents restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), retained in connection with the settlement of an award under the Company's 2019 Long-Term Incentive Plan. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Such target has been reached and these Restricted Units have converted to OP Units. Subject to the vesting requirements of the grant and certain other conditions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or cash value of such shares, at the Company's option.

F5 · derivative.exercise_date: The Restricted Units are scheduled to vest on February 3, 2022.

SEC source: 0001127602-22-002053 · form4.xml · nonDerivative · entry 1

Manelis Michael L · CIK 0001691784 · Executive Vice President & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,061

F1 · shares: Represents restricted shares of Equity Residential (the "Company") issued in connection with the settlement of an award under the Company's 2019 Long-Term Incentive Plan which are scheduled to vest on February 3, 2022.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-22-002048 · form4.xml · derivative · entry 1

Parrell Mark J. · CIK 0001414146 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,166

Underlying: Common Shares Of Beneficial Interest · 27,166 shares

Expires 2029-01-01

F1 · derivative.exercise_price: Represents restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), retained in connection with the settlement of an award under the Company's 2019 Long-Term Incentive Plan. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Such target has been reached and these Restricted Units have converted to OP Units. Subject to the vesting requirements of the grant and certain other conditions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or cash value of such shares, at the Company's option.

F2 · derivative.exercise_date: The Restricted Units are scheduled to vest on February 3, 2022.

SEC source: 0001127602-22-002050 · form4.xml · derivative · entry 3

Garechana Robert · CIK 0001750568 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,697

Underlying: Common Shares Of Beneficial Interest · 1,697 shares

Expires 2029-01-01

F4 · derivative.exercise_price: Represents restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), retained in connection with the settlement of an award under the Company's 2019 Long-Term Incentive Plan. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Such target has been reached and these Restricted Units have converted to OP Units. Subject to the vesting requirements of the grant and certain other conditions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or cash value of such shares, at the Company's option.

F5 · derivative.exercise_date: The Restricted Units are scheduled to vest on February 3, 2022.

SEC source: 0001127602-22-002050 · form4.xml · nonDerivative · entry 1

Garechana Robert · CIK 0001750568 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,994

F1 · shares: Represents restricted shares of Equity Residential (the "Company") issued in connection with the settlement of an award under the Company's 2019 Long-Term Incentive Plan which are scheduled to vest on February 3, 2022.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-22-002047 · form4.xml · derivative · entry 1

Fenster Scott · CIK 0001722913 · EVP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,225

Underlying: Common Shares Of Beneficial Interest · 3,225 shares

Expires 2029-01-01

F1 · derivative.exercise_price: Represents restricted limited partnership interests ("Restricted Units") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), retained in connection with the settlement of an award under the Company's 2019 Long-Term Incentive Plan. Restricted Units are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the Restricted Units reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Such target has been reached and these Restricted Units have converted to OP Units. Subject to the vesting requirements of the grant and certain other conditions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or cash value of such shares, at the Company's option.

F2 · derivative.exercise_date: The Restricted Units are scheduled to vest on February 3, 2022.

SEC source: 0001127602-22-002046 · form4.xml · nonDerivative · entry 1

ZELL SAMUEL · CIK 0001024193 · Director · Chairman of the Board

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 643,466

F1 · shares: Represents restricted shares of Equity Residential (the "Company") issued in connection with the settlement of an award under the Company's 2019 Long-Term Incentive Plan which are scheduled to vest on February 3, 2022.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0000899243-21-046207 · doc4.xml · derivative · entry 5

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 0

Underlying: Common Shares Of Beneficial Interest · 67,941 shares

Expires 2022-02-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: Represents options which vested in three equal installments on February 3, 2013, February 3, 2014 and February 3, 2015.

F1 · ownership.nature: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0000899243-21-046207 · doc4.xml · nonDerivative · entry 2

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 2,874

F1 · balance_after: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0000899243-21-046207 · doc4.xml · nonDerivative · entry 1

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 70,815

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0001127602-21-029691 · form4.xml · derivative · entry 5

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 67,941

Underlying: Common Shares Of Beneficial Interest · 10,026 shares

Expires 2022-02-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: Represents options which vested in three equal installments on February 3, 2013, February 3, 2014 and February 3, 2015.

F1 · ownership.nature: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0001127602-21-029691 · form4.xml · nonDerivative · entry 2

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 2,874

F2 · price: The price represents the weighted average price of the shares sold. The shares were sold within a range of $88.00 to $88.04. The reporting person will provide, upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares sold at each separate price.

F1 · balance_after: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0001127602-21-029691 · form4.xml · nonDerivative · entry 1

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 12,900

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0001127602-21-029431 · form4.xml · nonDerivative · entry 1

Kaufman Ian · CIK 0001381170 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,839

F1 · shares: Represents shares acquired through Equity Residential's Employee Share Purchase Plan.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-21-029429 · form4.xml · derivative · entry 5

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 77,967

Underlying: Common Shares Of Beneficial Interest · 39,674 shares

Expires 2022-02-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: Represents options which vested in three equal installments on February 3, 2013, February 3, 2014 and February 3, 2015.

F1 · ownership.nature: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0001127602-21-029429 · form4.xml · nonDerivative · entry 2

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 2,874

F2 · price: The price represents the weighted average price of the shares sold. The shares were sold within a range of $88.00 to $88.02. The reporting person will provide, upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares sold at each separate price.

F1 · balance_after: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0001127602-21-029429 · form4.xml · nonDerivative · entry 1

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 42,548

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0001127602-21-028270 · form4.xml · derivative · entry 4

Garechana Robert · CIK 0001750568 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares Of Beneficial Interest · 9,146 shares

Expires 2028-02-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: Represents share options which vested in approximately three equal installments on February 1, 2019, February 1, 2020 and February 1, 2021.

SEC source: 0001127602-21-028270 · form4.xml · nonDerivative · entry 2

Garechana Robert · CIK 0001750568 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,076

F1 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-21-028270 · form4.xml · nonDerivative · entry 1

Garechana Robert · CIK 0001750568 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,222

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-21-027950 · form4.xml · derivative · entry 8

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 117,641

Underlying: Common Shares Of Beneficial Interest · 300 shares

Expires 2022-02-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: Represents options which vested in three equal installments on February 3, 2013, February 3, 2014 and February 3, 2015.

F1 · ownership.nature: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0001127602-21-027950 · form4.xml · nonDerivative · entry 4

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 2,874

F1 · balance_after: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0001127602-21-027950 · form4.xml · nonDerivative · entry 3

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 3,174

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0001127602-21-027950 · form4.xml · derivative · entry 7

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 117,941

Underlying: Common Shares Of Beneficial Interest · 50,000 shares

Expires 2022-02-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: Represents options which vested in three equal installments on February 3, 2013, February 3, 2014 and February 3, 2015.

F1 · ownership.nature: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0001127602-21-027950 · form4.xml · nonDerivative · entry 2

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 2,874

F2 · price: The price represents the weighted average price of the shares sold. The shares were sold within a range of $87.50 to $87.75. The reporting person will provide, upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares sold at each separate price.

F1 · balance_after: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0001127602-21-027950 · form4.xml · nonDerivative · entry 1

NEITHERCUT DAVID J · CIK 0001219726 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Limited Partnership

Disclosed balance after: 52,874

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Represents shares beneficially owned by a family limited partnership, of which the reporting person is the general partner.

SEC source: 0001127602-21-025815 · form4.xml · derivative · entry 4

HABEN MARY KAY · CIK 0001190910 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares Of Beneficial Interest · 6,665 shares

Expires 2022-06-21

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-21-025815 · form4.xml · nonDerivative · entry 2

HABEN MARY KAY · CIK 0001190910 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,500

F1 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-21-025815 · form4.xml · nonDerivative · entry 1

HABEN MARY KAY · CIK 0001190910 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,165

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-21-025814 · form4.xml · derivative · entry 10

ZELL SAMUEL · CIK 0001024193 · Director · Chairman of the Board

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares Of Beneficial Interest · 223,331 shares

Expires 2022-02-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F9 · derivative.exercise_date: Represents share options which vested in three equal installments on February 3, 2013, February 3, 2014 and February 3, 2015.

SEC source: 0001127602-21-025814 · form4.xml · nonDerivative · entry 1

ZELL SAMUEL · CIK 0001024193 · Director · Chairman of the Board

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 600,833

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.